Regional Weather Roundup
Issued by NWS

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746
ASUS43 KLOT 100801
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT FRI OCT 10 2025

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
  REPORT WEATHER SUCH AS PRECIPITATION OR FOG.

ILZ001-002-007-009-015-016-024-100900-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         PTCLDY    51  39  63 SE6       30.22F TC  11
STERLING*      PTCLDY    45  42  89 SE5       30.25F TC   7
$$

ILZ003-004-008-010-011-017-018-100900-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       MOCLDY    48  41  76 SE5       30.27F TC   9
ROCHELLE*      CLEAR     44  39  83 S5        30.26F TC   7
DE KALB*       PTCLDY    42  40  92 S5        30.28F TC   6
PERU*          CLEAR     49  38  66 S6        30.27S TC   9
$$

ILZ005-006-012>014-019>023-100900-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTCLDY    51  39  63 S7        30.26F TC  11
CHICAGO-MIDWAY PTCLDY    52  39  61 S6        30.28F TC  11
AURORA         CLEAR     47  39  74 S3        30.28F TC   8
JOLIET*        CLEAR     45  39  79 SE3       30.29S TC   7
WAUKEGAN       CLEAR     50  39  66 SW8       30.27F TC  10
DUPAGE AIRPORT CLEAR     49  39  68 S5        30.27F TC   9
WHEELING       CLEAR     46  40  79 S3        30.28F TC   8
MORRIS*        CLEAR     46  43  87 CALM      30.27F TC   8
ROMEOVILLE*    CLEAR     46  39  76 S10       30.29S TC   8
LANSING*       CLEAR     45  34  67 CALM      30.29F TC   7
NORTHERLY ISL*   N/A     55  38  52 S6          N/A  TC  13
$$

LMZ740>746-100900-
SOUTHERN LAKE MICHIGAN

STATION/POSITION SKY/WX   TEMP    WIND        PRES    VSBY  WAVE
                          AIR SEA DIR/SP/G                  HT/PER
                          (F)     (DEG/KT/KT) (MB)    (MI)  (FT/S)
S. MID LAKE BUOY           62 67  180/ 17/ 21 1025.3F
WINTHROP HARBOR            60 65                N/A           2/ 4
WAUKEGAN HARBOR            61 65                N/A           2/ 4
WILMETTE BUOY              62     180/ 17/ 21 1025.8F         3/ 4
CHICAGO BUOY               60 39  170/ 14/ 19 1026.2F         2/ 4
HARRISON CRIB              59     180/ 18/ 19   N/A
NORTHERLY ISL              54     160/  9       N/A
CALUMET HARBOR             54     160/  7/  9 1024.7
BURNS HARBOR               53     160/  6/  9 1026.1F
MICHIGAN CITY              51     140/ 10/ 12 1025.3F
ST. JOSEPH BUOY            53 57  110/ 19/ 23 1026.6F         1/ 2
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-100900-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLEAR     54  41  61 S6        30.24F TC  12
GALESBURG*     CLEAR     50  37  60 S5        30.25F TC  10
MACOMB*        CLEAR     47  40  76 S3        30.26F TC   8
JACKSONVILLE*  CLEAR     54  41  61 S7        30.28F TC  12
PITTSFIELD*    CLEAR     50  42  73 CALM      30.28F TC  10
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-100900-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BLOOMINGTON    CLEAR     47  39  74 S9        30.30F TC   8
DECATUR        CLEAR     42  35  76 SE3       30.30F TC   6
PEORIA         CLEAR     50  38  63 S5        30.27F TC  10
LACON*         CLEAR     47  36  65 CALM      30.27F TC   9
LINCOLN*       CLEAR     46  39  76 S3        30.29F TC   8
SPRINGFIELD    CLEAR     49  41  74 S6        30.29F TC   9
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-100900-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLEAR     42  36  79 E6        30.30F TC   6
DANVILLE*      CLEAR     43  38  82 CALM      30.32F TC   6
RANTOUL*       CLEAR     43  36  76 SE3       30.31F TC   6
MATTOON        CLEAR     47  41  80 CALM      30.30S TC   8
PARIS*         CLEAR     37  35  91 CALM      30.31F TC   3
$$

ILZ079-100>102-100900-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLEAR     44  42  91 MISG      30.30S TC   7
BELLEVILLE     CLEAR     47  46  93 CALM      30.27F TC   9
CAHOKIA*       CLEAR     46  44  93 CALM      30.28F TC   8
SPARTA*        CLEAR     51  44  77 SE3       30.30S TC  10
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-100900-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     FOG       44  44 100 S3        30.29F VSB 1/2 TC   7
CAIRO*           N/A     48  48 100 CALM      30.30S VSB 1   TC   9
EFFINGHAM*     CLEAR     43  41  95 CALM      30.32S TC   6
MARION         CLEAR     45  44  95 CALM      30.30F FOG     TC   7
MT. VERNON     CLEAR     39  39 100 CALM      30.30F TC   4
CENTRALIA*     CLEAR     44  41  89 E3        30.29F TC   7
SALEM*         CLEAR     48  42  78 CALM      30.29F TC   9
METROPOLIS*    CLEAR     46  46  97 CALM      30.30S TC   8
$$

ILZ067-068-072-073-078-083-087-091-100900-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLEAR     43  42  97 NE3       30.30F TC   6
FAIRFIELD*     CLEAR     45  43  93 CALM      30.30F TC   7
HARRISBURG*    CLEAR     44  43  96 MISG      30.30F TC   7
$$

ABBREVIATIONS USED IN REMARKS
   TC - TEMPERATURE IN CELSIUS
  WCI - WIND CHILL INDEX
   HX - HEAT INDEX
  VSB - VISIBILITY
$$